Eleven percent of patients (5/48) had autoimmune encephalitis, two NMDA (N-methyl-D-aspartate) antibody positive, two LG1 (leucine-rich glioma inactivated -1) antibody positive, and one GAD (anti-glutamic acid decarboxylase) antibody positive. The gene discussed is LGI1; the disease is autoimmune encephalitis.